Associations to the word «Placoderm»

Wiktionary

PLACODERM, noun. A member of an extinct group of fish with armored heads; the group lived during the Silurian and Devonian periods.

Dictionary definition

PLACODERM, noun. Fish-like vertebrate with bony plates on head and upper body; dominant in seas and rivers during the Devonian; considered the earliest vertebrate with jaws.

Wise words

Occasionally in life there are those moments of unutterable fulfillment which cannot be completely explained by those symbols called words. Their meanings can only be articulated by the inaudible language of the heart.
Martin Luther King Jr.